Merge GCPadNew into Dolphin. This takes place in three segments: Core, InputCommon, and InputUICommon. From now on it can be referred to just as "GCPad".

Switch to Billiard's IniFile implementation throughout Dolphin (it's faster!!).

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5579 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/UnitTests/UnitTests.cpp

@@ -21,7 +21,6 @@
 #include "StringUtil.h"
 #include "MathUtil.h"
 #include "PowerPC/PowerPC.h"
-#include "HW/SI_DeviceGCController.h"
 
 void AudioJitTests();